The exact amount of your dinner plate which should be devoted to protein-rich foods can be debatable. Anywhere from c to b; from 1/3 to 1/4 could be considered ok. However, I would go with C, as it leaves more room for protein-rich foods in the diet.
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In an eco-system, all animals and insects are important. Since there is no picture, I'll descibe what would happen. If a keystone species went missing or extinct, shortly after the rest of the ecosystem will callapse. The bird population would decrease because lack of food, shelter or environment, then those who feed on birds will slowly decline, then worms or insects that the bird was keeping in check, overpopulate. This can have disaterous consequences, not only for this specific ecosystem but for any.
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The glomerulus is a knot of cappilaries inside the Bowman's capsule. ... Podocytes are cells that have 'foot-like extensions' which are wrapped around a capillary. This increases the surface area for filtration.
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Bonds between atoms are broken and created to form new molecules.
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Water has a high surface tension because the water molecules on the surface are pulled together by strong hydrogen bonds.